CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 27840 | LVS EN ISO 15546:2007 | Petroleum and natural gas industries - Aluminium alloy drill pipe | Atcelts |
| 27896 | EN ISO 23251:2007 | Petroleum, petrochemical and natural gas industries - Pressure-relieving and depressuring systems (ISO 23251:2006) | Atcelts |
| 27896 | LVS EN ISO 23251:2007 | Petroleum, petrochemical and natural gas industries - Pressure-relieving and depressuring systems | Atcelts |
| 27897 | EN ISO 28300:2008 | Petroleum, petrochemical and natural gas industries - Venting of atmospheric and low-pressure storage tanks (ISO 28300:2008) | Izstrādē |
| 27897 | LVS EN ISO 28300:2008 | Petroleum, petrochemical and natural gas industries - Venting of atmospheric and low-pressure storage tanks (ISO 28300:2008) | Standarts spēkā |
| 27920 | prEN ISO 13628-12 | Petroleum and natural gas industries - Drilling and production equipment - Part 12: Dynamic production risers | Izstrādē |
| 28187 | EN ISO 13628-1:2005/A1:2010 | Petroleum and natural gas industries - Design and operation of subsea production systems - Part 1: General requirements and recommendations - Amendment 1: Revised Clause 6 (ISO 13628-1:2005/Amd 1:2010) | Atcelts |
| 28187 | LVS EN ISO 13628-1:2006 /A1:2011 | Petroleum and natural gas industries - Design and operation of subsea production systems - Part 1: General requirements and recommendations - Amendment 1: Revised Clause 6 (ISO 13628-1:2005/Amd 1:2010) | Standarts spēkā |
| 28189 | EN ISO 13503-2:2006/A1:2009 | Petroleum and natural gas industries - Completion fluids and materials - Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations - Amendment 1: Addition of Annex B: Proppand specification (ISO 13503-2:2006/Amd 1:2009) | Atcelts |
| 28189 | LVS EN ISO 13503-2:2007 /A1:2010 | Petroleum and natural gas industries - Completion fluids and materials - Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations - Amendment 1: Addition of Annex B: Proppand specification (ISO 13503-2:2006/Amd 1:2009) | Atcelts |
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